Search Results for: bony
Chondrichthyes
Definition noun A taxonomic class comprised of cartilaginous fish Supplement Chondrichthyes is taxonomic superclass of... Read More
Osteichthyes
Definition noun A taxonomic superclass of a diverse group of fish that have skeletons composed primarily of bone... Read More
Kingdom Animalia
Kingdom Animalia Definition Each person can say that they know of or can name at least one animal. However, do people know... Read More
Spongy bone
Spongy bone, also known as cancellous bone or trabecular bone, is a type of bone tissue found at the ends of long bones and... Read More
Pelvic girdle
pelvic girdle The bony ring formed by the hip bones and the sacrum, to which the lower limbs are attached. Synonym: cingulum... Read More
Abdominal reflex
Definition noun, plural: abdominal reflexes Abdominal wall muscle contraction of the umbilicus toward the abdominal quadrant... Read More
Physical characteristics of Sharks
Physical Characteristics of Sharks Sharks (superorder Selachimorpha) are a type of fish with a full cartilaginous... Read More
Peripheral nervous system
Definition noun The part of the nervous system that relays between the central nervous system and the rest of the body,... Read More
Skeletal system
What is the Skeletal System? How to define a skeleton? The skeletal system is the main framework that gives your body its... Read More
Diarthrodial joint
What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More
Secondary spongiosa
Definition The spongy substance formed from the conversion of primary spongiosa, thereby, composed of the enlarged... Read More
Osseous tissue
What Is Bone Or Osseous Tissue? Osseous tissue is the structure providing, hard and mineralized connective tissues. Osseous... Read More
Condyloid joint
A joint is a point where two bones are attached and are capable of movement. The joints not only provide the movements of... Read More
Homo neanderthalensis
Definition noun Species of primitive human beings that lived between 28,000 and 300,000 years ago. Various specimens of... Read More
Homoplasty
Definition noun, plural: (1) (evolution) The acquisition of a similar form or structure between species of different... Read More
Analogous structures
Analogous Structures Definition In evolutionary biology, analogous structures are biological structures having similar or... Read More
Ichthyology
Definition noun A branch of biology concerned primarily with the study of fish Supplement Ichthyology is the scientific... Read More
Sarcopterygian
Definition noun, plural: Actinopterygians Any of a group of Osteichthyes characterized primarily by their lobed... Read More
Endoskeleton
The internal skeleton; bony and cartilaginous structure (especially of vertebrates).A skeletal structure internal to an... Read More
Cochlear duct
The cochlear duct is the spiral tube in the bony canal of the cochlea. It is located on the outer wall of cochlea, between... Read More
Trabecular bone
Definition noun (1) The osseous tissue that fills the interior or cavity of bones with a latticework of small spicules or... Read More
Digastric muscle
Digastric Definition The digastric muscle is a paired muscle located under the jaw, consisting of the anterior and... Read More
Movable joint
Definition noun The most common and movable type of joint which is characterized by the presence of a layer of... Read More